Remove the Bulbs and Fluorescent Light Fixture Cover Unplug the fixture or turn off the power at the main panel. Remove the ...

If adjusting the bulb in your fluorescent light doesn’t work, it might be that the ballast has gone bad. This can cause a vibration in the fixture that will make a buzzing sound.

That 4-foot, two-lamp fixture in your garage or basement, for example, likely uses T12 lamps and a matching electromagnetic ballast, says Jeff Goldstein of Lamar Lighting in East Farmingdale, N.Y.

To access the ballast, remove the fluorescent tubes, then the cover plate (this hides the wires and the ballast inside the fixture). The ballast will vary in size but is typically a black ...

Q: As I was changing the fluorescent light tube in my ceiling fixture, I rotated the bulb to get it out and I heard a “snap” and saw things falling from the fixture. I cringed and waited for ...